package day05;

import java.util.Arrays;
import java.util.Random;
public class ArraySort {
    public static void main(String[] args) {
        Random rand = new Random();//随机数对象
        int[] arr = new int[10];
        for (int i = 0; i < arr.length; i++) {
            arr[i] = rand.nextInt(100);//0-99的随机数
            System.out.print(arr[i] + " ");
        }

        Arrays.sort(arr);

        System.out.println("\n排序后");

        for (int i = 0; i < arr.length; i++) {
            System.out.print(arr[i] + " ");
        }

        System.out.println("\n倒着输出");

        for (int i = arr.length - 1; i >= 0; i--) {
            System.out.print(arr[i] + " ");
        }
    }
}
